My windows version is Windows 10 Pro x64 version 1903 OS build 18362.535 as reported by winver.
GroupBy Version 1.3
The error dialogs displayed in succession are:
v
and

The Excel and Word docs do not open.
The windows file explorer screen that was saved as one of the tabs in the groupby group does appear.
The contents of the saved GroupBy group is below. Thank you for your help.
[GroupyEntry1]
OwnerProcess=C:\Windows\explorer.exe
RunElevated=0
Target="C:\Users\Administrator\Documents\Scan"
MatchingClass=CabinetWClass
[GroupyEntry2]
OwnerProcess=C:\Program Files (x86)\Microsoft Office\root\Office16\EXCEL.EXE
RunElevated=1
Target="C:\Users\Administrator\Documents\Scan\test excel.xlsx"
NoPatternMatching=1
MatchingClass=XLMAIN
[GroupyEntry3]
OwnerProcess=C:\Program Files (x86)\Microsoft Office\root\Office16\WINWORD.EXE
RunElevated=1
Target="C:\Users\Administrator\Documents\Scan\test word doc.docx"
NoPatternMatching=1
MatchingClass=OpusApp
[Group]
GroupCount=3
GroupLeft=99
GroupTop=395
GroupRight=1695
GroupBottom=1232
GroupMax=0